package com.kobe.algorithm.leetcode.case107;

/**
 * @author ：caopengfei
 * @date ：2021/2/25
 */
public class TreeNode {
     int val;
     TreeNode left;
     TreeNode right;
     TreeNode() {}
     TreeNode(int val) { this.val = val; }
     TreeNode(int val, TreeNode left, TreeNode right) {
          this.val = val;
          this.left = left;
          this.right = right;
     }
}
